Hi I'am having error after installing gns-gui 2.2.3 & gns-server 2.2.3. Working again after downgrading to gns3-server-2.2.2-1 and gns3-gui-2.2.2-1. Thanks.
┌─ fyodor at 23:46 ın {~}
└─> ₹ » gns3
2019-11-13 23:46:47 INFO root:126 Log level: INFO
2019-11-13 23:46:47 INFO main:256 GNS3 GUI version 2.2.3
2019-11-13 23:46:47 INFO main:257 Copyright (c) 2007-2019 GNS3 Technologies Inc.
2019-11-13 23:46:47 INFO main:259 Application started with /usr/bin/gns3
2019-11-13 23:46:52 ERROR local_server:496 Local server process has stopped
2019-11-13 23:46:52 ERROR local_server:498 Traceback (most recent call last):
File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 583, in _build_master
ws.require(__requires__)
File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 900, in require
needed = self.resolve(parse_requirements(requirements))
File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 791, in resolve
raise VersionConflict(dist, req).with_context(dependent_req)
pkg_resources.ContextualVersionConflict: (yarl 1.2.6 (/usr/lib/python3.7/site-packages), Requirement.parse('yarl==1.3.0'), {'gns3-server'})
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/bin/gns3server", line 6, in <module>
from pkg_resources import load_entry_point
File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 3250, in <module>
@_call_aside
File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 3234, in _call_aside
f(*args, **kwargs)
File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 3263, in _initialize_master_working_set
working_set = WorkingSet._build_master()
File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 585, in _build_master
return cls._build_from_requirements(__requires__)
File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 598, in _build_from_requirements
dists = ws.resolve(reqs, Environment())
File "/usr/lib/python3.7/site-packages/pkg_resources/__init__.py", line 786, in resolve
raise DistributionNotFound(req, requirers)
pkg_resources.DistributionNotFound: The 'yarl==1.3.0' distribution was not found and is required by gns3-server
2019-11-13 23:47:17 CRITICAL utils.progress_dialog:181 WaitForConnectionWorker thread stopping with an error: Could not connect to 127.0.0.1 on port 3080: [Errno 111] Connection refused
2019-11-13 23:47:18 CRITICAL progress_dialog.py:183 Could not connect to 127.0.0.1 on port 3080: [Errno 111] Connection refused
Pinned Comments
buzo commented on 2025-05-28 11:58 (UTC)
Upstream has split development of the major versions 2 and 3. This package will keep tracking the latest version. If you prefer version 2, there is now a separate package gns3-gui-2.